1. Department of Physiological Science and Molecular Biology, Fukuoka Dental College, Fukuoka 814-0193, Japan
2. Department of Bioscience
3. Central R&D Laboratories, Asahi Kasei Corporation, Shizuoka 416-8501, Japan
4. Centre Oncologia Molecular, IDIBELL, Gran Via Km 2.7 Hospitalet, Barcelona, Spain
5. Center for Oral Biological Research, Kyushu Dental College, Kitakyushu 803-8580, Japan